#version 410 core

void main() {
    const vec4 vertices[] = vec4[](vec4( 0.75, -0.75, 0.5, 1.0),
                                   vec4(-0.75, -0.75, 0.5, 1.0),
                                   vec4( 0.75,  0.75, 0.5, 1.0));
    gl_Position = vertices[gl_VertexID];
}
